ASTM-A474 › Historical Revision Information
Standard Specification for Aluminum-Coated Steel Wire Strand
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This specification covers five grades of aluminum-coated, steel wire strand composed of a number of round, steel wires, with aluminum coatings, for use as guys, messengers, span wires, and for similar purposed. The five grades are as follows: (1) utilities; (2) common; (3) Siemens-Martin; (4) high-strength; and (5)extra high-strength. The base metal shall be steel made by any commercially steel making process, The ingot or pig aluminum used for coating shall conform to the required impurity limits of copper and iron. All wires shall be stranded with uniform tension. Physical tests shall be performed wherein the steel wire strands shall conform to the required values of breaking strength. The steel specimens shall also conform to the required values of elongation, diameter and weight of coating.
Scope
1.1 This specification covers five grades of aluminum-coated, steel wire strand, composed of a number of round, steel wires, with aluminum coatings, for use as guys, messengers, span wires, and for similar purposes.
1.2 The five grades covered are as follows:
1.2.1 Utilities,
1.2.2 Common,
1.2.3 Siemens-Martin,
1.2.4 High-Strength, and
1.2.5 Extra High-Strength.
1.3 Minimum breaking strengths of strand for each grade are specified in Table 1.
1.4 The values stated in inch-pound units are to be regarded as the standard.
Keywords
aluminum-coated steel wire strand; wire strand; Aluminum-coated steel wire--specifications; Steel wire strand--specifications; ICS Number Code 29.060.10 (Wires)
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29.060.10 (Wires Including electric rods, busbars, etc.)
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Document Number
ASTM-A474-03(2008)
Revision Level
2003 R08 EDITION
Status
Superseded
Modification Type
Reapproval
Publication Date
June 1, 2008
Document Type
Specification
Page Count
3 pages
Committee Number
A05.12